这些设备通常都使用透镜镜头，将不同的图像向两个固定的方向投影。
These devices usually use lenticular lenses to project different images in two fixed directions.
提出了一种基于纹线方向投影信号谱分析的指纹纹线间距估计方法。
An estimation method of fingerprint ridge distance based on ridge orientation projection signal spectrum analysis is proposed to overcome some shortages in the present literatures.
首先，在芯模外侧创建与铺丝路径相对应的特定曲线，然后将曲线按特定方向投影在指定的偏置曲面上，形成初始路径。
First, a specific curve is created around the core module, and then it is projected on to specified surfaces in a particular direction and the projections are taken as initial paths.
当门栓完全朝锁定方向抛出并被扣住时，门栓对法线的投影最小。
The deadbolt when fully thrown in the locking direction and detained, shall have a minimum projection to the forend.
我所做的就是把F投影到切向量方向上，得出F沿着曲线的值,然后再把这些加起来。
What I do at any point is project F to the tangent direction, I figure out how much F is going along my curve and then I sum these things together.
阴影深度取决于光照方向和强度，以及物体和投影面的距离。
The qualities of a shadow depend on the light direction and intensity, as well as the distance between the object and the surface where the shadow is cast.
您可以通过保证范围（每个投影长度单元对应多少像素）在x和y方向上相同（或接近）来防止这种情况发生。
You can prevent this by making sure the scale (how many pixels correspond to each projected unit of distance) is the same (or close) in both the x and y directions.
线倾向：它是直线水平投影的方向，自正北顺时针度量。
Trend is the direction of the horizontal projection of a line, measured clockwise from north.
另一方面，在所谓垂直投影(也叫规格化正交投影)中，你是从一个方向上进行观察，而不是一个观察点。
In an orthographic projection, also called "orthonormal", on the other hand, you have a viewing direction but not a viewing point o.
为实现对数字的快速识别，对得到的数字投影值采用了方向特征的处理方法。
To realize the quick real-time recognition of the number, the values of the feature Numbers after projection were processed in accordance with the original projective direction.
研究了利用导引头天线测量的视线角速度在弹体的投影进行目标脱靶方向角识别的原理。
This method for the identification of target miss in azimuth makes use of the projection in missile body coordinate system of line-of-sight rate between the missile and target.
通过改进其投影方向来减轻边缘类对特征分解的主导作用，从而提高了识别效率。
Through improves its projection direction to reduce the edge class the leading role which decomposes to the characteristic, thus enhanced the recognition efficiency.
每个地图投影都弯曲距离、面积、形状、方向或它们的组合。
Every map projection distorts distance, area, shape, direction, or some combination thereof.
在进行飞机易损性分析时，需要计算飞机及各部件在垂直于来袭方向的投影面积。
In aircraft vulnerability analysis, it is necessary to calculate the projection areas of the aircraft and its critical components facing against the attacked direction.
为了改善结构优化的效率，在得到投影方向后通过一维搜索确定下一个点。
In order to improve the efficiency of structural optimization, the next design point is determined through one dimension search after the projection direction is obtained.
通过对雷达发现空袭兵器距离、空袭兵器进入方向、火力单元航路投影捷径的确定来对空情进行模拟。
Through making sure of detecting air attack weapon distance, enter direction by radar, projective shortcut of firepower unit fairway, the air defense situation was simulated.
实验表明，投影特征描述了图标的水平及垂直方向的空间分布信息，能够有效地进行识别检索。
Experimental results show that projective features describe the logo spatial distributing information of horizontal and vertical direction, and can recognize logos effectively.
线倾向：它是直线水平投影的方向，自正北顺时针度量。
Trend is the direction of the horizont al projection of a line , me a sured clockwise from north.
根据建立的理论验面模型，在齿面的旋转投影面上进行测量网格规划，得到网格节点的坐标和法线方向。
According to the theoretical tooth surface model, the measuring grids schema is accomplished on the rotary projection of tooth surface, and coordinates and the normal of the grids are obtained.
利用梯度投影构造搜索方向，并使用符号函数对搜索方向和搜索函数进行有效的控制。
The search direction is formed by using gradient projection, and the search directions and functions are controlled effectively by the sign functions.
卫星图像都是沿卫星飞行方向而获取的切平面投影图像。
All satellite image are tangent plane projection obtained along the flight direction of satellite.
地质学家可用麦卡托投影来绘制古生界沉积中的水流方向。
Mercator might be used by a geologist mapping current directions in palaeozoic sediment.
该方法利用相关系数来检测高低能正弦图投影角度方向的相对位移。
According to the proposed algorithm, the relative displacement on the projection angle of high and low sinograms is detected using correlation coefficient.
在此基础上，根据集合论中的包含互斥理论，提出了一种求取多个复杂几何形体在任意方向的投影面积的新算法。
Based on inclusion exclusion principle of set theory, a new algorithm to calculate the whole projective area was put forward to those overlapped complex geometrical objects in any direction.
然后通过对基元特征进行加权投影统计，得到图像的方向性、对比度等纹理特征，这些特征可以更好的适应人类视觉特性。
The texture features such as direction and contrast of the image can be obtained from weighted projection statistics of primitive feature, which are more matched with human vision.
斜投影是投影方向倾斜于投影面的一种平行投影。
An oblique projection is a sort of parallel one inclining to the projection plane.
详细分析了投影噪声、投影方向数、场分布性质对重建精度的影响，并与代数迭代重建算法结果进行对比。
The effects of noise, view numbers and distribution are analyzed and this algorithm is compared with ART algorithm.
详细分析了投影噪声、投影方向数、场分布性质对重建精度的影响，并与代数迭代重建算法结果进行对比。
The effects of noise, view numbers and distribution are analyzed and this algorithm is compared with ART algorithm.
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